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→Key Stage 4
==Key Stage 4==
[[File:BrainDiagramBrainDiagramKS4.png|right|300px|thumb|A [[diagram]] of the [[brain]], including the [[Cerebrum]], [[Cerebellum]], [[Medulla]] and [[Pituitary Gland|pituitary gland]].]]
===Meaning===
The [[brain]] is part of the [[Central Nervous System|central nervous system]] which processes information sent by [[nerve]]s.